Exterior surface configuration of an automobile radiator grill



FIG. 1 is a frontal view of an exterior surface configuration of an automobile radiator grill according to our novel design;

FIG. 2 is a perspective view front the left front views of the exterior surface configuration of an automobile radiator grill according to our novel design; and,

FIG. 3 is a top view of the exterior surface configuration of an automobile radiator grill according to our novel design;

Features shown in dash lines depict the environment and do not form part of the claimed design. 

The ornamental design for an exterior surface configuration of an automobile radiator grill, as shown and described. 